#!/usr/bin/env python
# -*- coding: utf-8 -*-

# thisislove = input()
# if thisislove ==1:
	# print "再转身就该勇敢留下来"
num = 10
print'Guess what I think?'
answer = input()
if answer > num:
	print'too big'
if answer < num:
	print 'too small'
if answer == num:
	print'BINGO!'